Listen to Oi Mohasindhur Opar online. Oi Mohasindhur Opar is a Bengali language song and is sung by Debasish Raychaudhuri. Oi Mohasindhur Opar, from the album Antar Amar, was released in the year 2017. The duration of the song is 6:11. Download Bengali songs online from JioSaavn.